quallent pharmaceuticals health llc - Medication Listings

Lisinopril is an oral long-acting angiotensin converting enzyme (ACE) inhibitor. Lisinopril, a synthetic peptide derivative, is chemically described as (S)-1-[N2-(1-carboxy-3-phenylpropyl)-L-lysyl]-L-proline dihydrate. Its empirical formula is C 21 H 31 N 3 O 5 2H 2 O and its structural formula is: Lisinopril is a white, crystalline powder, with a molecular weight of 441.53. It is soluble in water and sparingly soluble in methanol and practically insoluble in ethanol. Lisinopril tablets USP are supplied as 2.5 mg, 5 mg, 10 mg, 20 mg and 40 mg tablets for oral administration. Inactive Ingredients: 2.5 mg tablets - colloidal silicon dioxide, dibasic calcium phosphate, magnesium stearate, mannitol, pre-gelatinized starch and starch (corn). 5 mg, 10 mg and 20 mg tablets – colloidal silicon dioxide, dibasic calcium phosphate, magnesium stearate, mannitol, red ferric oxide, pre-gelatinized starch and starch (corn). 40 mg tablets - colloidal silicon dioxide, dibasic calcium phosphate, magnesium stearate, mannitol, yellow ferric oxide, pre-gelatinized starch and starch (corn). Lisinopril

Atorvastatin is an inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase. Atorvastatin calcium is 1 H -Pyrrole-1-heptanoic acid, 2-(4-fluorophenyl)- β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino) carbonyl]-, calcium salt (2:1), [R-(R*, R*)] trihydrate. The molecular formula of atorvastatin calcium is (C 33 H 34 FN 2 O 5 ) 2 Ca 2+ •3H 2 O and its molecular weight is 1209.42. Its structural formula is: Atorvastatin calcium, USP is a white to off-white powder. Atorvastatin calcium is very slightly soluble in pH 1.2, pH 4.5 and pH 6.8 buffers; freely soluble in methanol; slightly soluble in ethanol; practically insoluble in acetonitrile. Atorvastatin Calcium Tablets, USP for oral use contain atorvastatin 10 mg, 20 mg, 40 mg, or 80 mg (equivalent to 10.825 mg, 21.649 mg, 43.299 mg or 86.597 mg atorvastatin calcium trihydrate, USP) and the following inactive ingredients: calcium carbonate, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polysorbate 80 and film coating contains hypromellose, polyethylene glycol, talc and titanium dioxide. USP dissolution test is pending. atorvastatinstructure

Metformin hydrochloride tablets, USP contain the antihyperglycemic agent metformin, which is a biguanide, in the form of monohydrochloride. The chemical name of metformin hydrochloride is N,N- dimethylimidodicarbonimidic diamide hydrochloride. The structural formula is as shown below: Metformin hydrochloride, USP is a white to off-white crystalline compound with a molecular formula of C 4 H 11 N 5 • HCl and a molecular weight of 165.63. Metformin hydrochloride is freely soluble in water, slightly soluble in alcohol, practically insoluble in acetone and in methylene chloride. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.68. Metformin hydrochloride tablets, USP contain 500 mg or 1000 mg of metformin hydrochloride, which is equivalent to 389.93 mg, 779.86 mg metformin base, respectively. Each tablet contains the inactive ingredients povidone (K-30), Povidone (K-90), pregelatinized starch, and magnesium stearate. In addition, the coating for the tablet contains artificial blackberry flavor, hypromellose, macrogol and titanium dioxide. metformin-structure-jpg

Metformin hydrochloride tablets contain the antihyperglycemic agent metformin, which is a biguanide, in the form of monohydrochloride. The chemical name of metformin hydrochloride is N,N -dimethylimidodicarbonimidic diamide hydrochloride. The structural formula is as shown below: Metformin hydrochloride, USP is a white crystalline powder with a molecular formula of C 4 H 11 N 5 • HCl and a molecular weight of 165.63. Metformin hydrochloride is freely soluble in water, slightly soluble in alcohol and is practically insoluble in acetone and methylene chloride. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.68. Metformin hydrochloride tablets, USP contain 500 mg or 1,000 mg of metformin hydrochloride, USP. Each tablet contains the inactive ingredients colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, povidone and sodium starch glycolate. The methodology used for dissolution testing is USP Test 1 for metformin hydrochloride tablets, USP. Image

Metformin hydrochloride tablets and metformin hydrochloride extended-release tablets contain the antihyperglycemic agent metformin, which is a biguanide, in the form of monohydrochloride. The chemical name of metformin hydrochloride is N,N -dimethylimidodicarbonimidic diamide hydrochloride. The structural formula is as shown below: Metformin hydrochloride USP is a white to off-white crystalline compound with a molecular formula of C 4 H 11 N 5 HCl and a molecular weight of 165.63. Metformin hydrochloride is freely soluble in water and is practically insoluble in acetone, ether, and chloroform. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.68. Metformin hydrochloride tablets USP contain 500 mg, 850 mg, or 1,000 mg of metformin hydrochloride USP. Each tablet contains the inactive ingredients corn starch, povidone and magnesium stearate. In addition, the coating for each tablet contains hypromellose, talc, titanium dioxide, polyethylene glycol, and propylene glycol. Metformin hydrochloride extended-release tablets, USP contains 500 mg or 750 mg of metformin hydrochloride as the active ingredient. Metformin hydrochloride extended-release tablets USP, 500 mg and 750 mg contain the inactive ingredients sodium carboxymethyl cellulose, hypromellose, microcrystalline cellulose, magnesium stearate and copovidone. FDA approved dissolution test specifications differ from USP. Structure

Amlodipine besylate is the besylate salt of amlodipine, a long-acting calcium channel blocker. Amlodipine besylate is chemically described as 3-Ethyl-5-methyl (±)-2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-1,4-dihydro-6-methyl-3,5-pyridinedicarboxylate, monobenzenesulphonate. Its empirical formula is C 20 H 25 CIN 2 O 5 •C 6 H 6 O 3 S, and its structural formula is: structure Amlodipine besylate is a white or almost white powder with a molecular weight of 567.1. It is slightly soluble in water and sparingly soluble in ethanol. Amlodipine besylate tablets, USP are formulated as white to off white tablets equivalent to 2.5, 5, and 10 mg of amlodipine for oral administration. In addition to the active ingredient, amlodipine besylate, each tablet contains the following inactive ingredients: microcrystalline cellulose, dibasic calcium phosphate dihydrate, sodium starch glycolate, colloidal silicon dioxide and magnesium stearate.

Metoprolol succinate, is a beta1-selective (cardioselective) adrenoceptor blocking agent, for oral administration, available as extended-release tablets. Metoprolol succinate extended-release tablets, USP have been formulated to provide a controlled and predictable release of metoprolol for once-daily administration. The tablets comprise a multiple unit system containing metoprolol succinate in a multitude of controlled release pellets. Each pellet acts as a separate drug delivery unit and is designed to deliver metoprolol continuously over the dosage interval. The tablets contain 95 mg and 190 mg of metoprolol succinate equivalent to 100 mg and 200 mg of metoprolol tartrate, USP, respectively. Its chemical name is (±) 1- (isopropyl amino)-3-[p-(2-methoxyethyl) phenoxy]-2-propanol succinate (2:1) (salt). Its structural formula is: Metoprolol succinate, USP is a white to off white powder with a molecular weight of 652.8. It is freely soluble in water and soluble in methanol. Inactive ingredients: acetyl tributyl citrate, colloidal silicon dioxide, croscarmellose sodium, ethyl cellulose, hydrogenated vegetable oil, hydroxypropyl cellulose, hypromellose, methylene chloride, microcrystalline cellulose, polyethylene glycol, sodium stearyl fumarate, talc and titanium dioxide.

Metoprolol succinate, is a beta 1 -selective (cardioselective) adrenoceptor blocking agent, for oral administration, available as extended-release tablets. Metoprolol succinate extended-release tablets, USP have been formulated to provide a controlled and predictable release of metoprolol for once-daily administration. The tablets comprise a multiple unit system containing metoprolol succinate in a multitude of controlled release pellets. Each pellet acts as a separate drug delivery unit and is designed to deliver metoprolol continuously over the dosage interval. The tablets contain 23.75 mg and 47.5 mg of metoprolol succinate equivalent to 25 mg and 50 mg of metoprolol tartrate, USP, respectively. Its chemical name is (±)1- (isopropyl amino)-3-[p-(2-methoxyethyl) phenoxy]-2-propanol succinate (2:1) (salt). Its structural formula is: Metoprolol succinate, USP is a white to off white powder with a molecular weight of 652.8. It is freely soluble in water and soluble in methanol. Inactive ingredients: acetyl tributyl citrate, colloidal silicon dioxide, croscarmellose sodium, ethyl cellulose, hydrogenated vegetable oil, hydroxypropyl cellulose, hypromellose, methylene chloride, microcrystalline cellulose, polyethylene glycol 6000, prosolv, sodium stearyl fumarate, talc and titanium dioxide..

The active ingredient in omeprazole delayed-release capsules is a substituted benzimidazole, 5-methoxy-2-[[(4-methoxy-3, 5-dimethyl-2-pyridinyl) methyl] sulfinyl]-1H-benzimidazole, a compound that inhibits gastric acid secretion. Its empirical formula is C 17 H 19 N 3 O 3 S, with a molecular weight of 345.42. The structural formula is: Omeprazole is a white to off-white powder. Melts between 150°C and 160°C with decomposition. It is soluble in dichloromethane, sparingly soluble in methanol and in alcohol and very slightly soluble in water. Omeprazole USP is supplied as delayed-release capsules for oral administration. Each delayed-release capsule contains 20 mg of omeprazole in the form of enteric-coated granules with the following inactive ingredients: crospovidone, hypromellose, magnesium stearate, mannitol, meglumine, methacrylic acid copolymer, poloxamer, povidone and triethyl citrate. The capsule shells contains: D&C Red No. 28, FD&C Blue No. 1, FD&C Red No. 40, FD&C Yellow No. 6, yellow iron oxide, gelatin, silicon dioxide, sodium lauryl sulphate and titanium dioxide. Imprinting ink contains: D&C Yellow No. 10 aluminum lake, FD&C Blue No. 1 aluminum lake, FD&C Blue No. 2 aluminum lake, FD&C Red No. 40 aluminum lake, n-butyl alcohol, pharmaceutical glaze, propylene glycol, SDA-3A alcohol and synthetic black iron oxide. Omeprazole delayed-release capsules meets USP Dissolution Test 2 .

The active ingredient in omeprazole delayed-release capsules is a substituted benzimidazole, 5-methoxy-2-[[(4-methoxy-3, 5-dimethyl-2-pyridinyl) methyl] sulfinyl]-1H-benzimidazole, a compound that inhibits gastric acid secretion. Its empirical formula is C 17 H 19 N 3 O 3 S, with a molecular weight of 345.42. The structural formula is: Omeprazole is a white to off-white powder. Melts between 150°C and 160°C with decomposition. It is soluble in dichloromethane, sparingly soluble in methanol and in alcohol and very slightly soluble in water. Omeprazole USP is supplied as delayed-release capsules for oral administration. Each delayed-release capsule contains 40 mg of omeprazole in the form of enteric-coated granules with the following inactive ingredients: glyceryl monostearate, hypromellose (5cps), meglumine, methacrylic acid copolymer, poloxamer, sugar globules, talc, titanium dioxide, and triethyl citrate. The capsule shells contains: black iron oxide, D & C Red 28, FD & C Blue 1, FD & C Red 40, gelatin, potassium hydroxide, propylene glycol, shellac, titanium dioxide, and yellow iron oxide. Omeprazole delayed-release capsules meets USP Dissolution Test 2.

Losartan potassium is an angiotensin II receptor blocker acting on the AT 1 receptor subtype. Losartan potassium, a non-peptide molecule, is chemically described as 2-butyl-4-chloro-1-[ p -( o -1 H tetrazol-5-ylphenyl)benzyl]imidazole-5-methanol monopotassium salt. Its molecular formula is C 22 H 22 ClKN 6 O, and its structural formula is: Losartan potassium, USP is white to off-white powder with a molecular weight of 461.01. It is freely soluble in water; soluble in isopropyl alcohol; slightly soluble in acetonitrile. Oxidation of the 5-hydroxymethyl group on the imidazole ring results in the active metabolite of losartan. Losartan potassium tablets, USP 25 mg, 50 mg and 100 mg contain potassium in the following amounts: 2.12 mg (0.054 mEq), 4.24 mg (0.108 mEq) and 8.48 mg (0.216 mEq), respectively. Each losartan potassium tablet, USP intended for oral administration contains 25 mg or 50 mg or 100 mg of losartan potassium. In addition, each tablet contains the following inactive ingredients: colloidal silica anhydrous, hydroxypropyl cellulose (low substituted), hypromellose, lactose monohydrate, magnesium stearate, maize starch (corn starch), microcrystalline cellulose, polyethylene glycol, sodium starch glycolate, talc and titanium dioxide. Losapotatab1

Montelukast sodium USP, the active ingredient in montelukast sodium tablets USP, is a selective and orally active leukotriene receptor antagonist that inhibits the cysteinyl leukotriene CysLT 1 receptor. Montelukast sodium USP is described chemically as [ R -( E )]-1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl] cyclopropaneacetic acid, monosodium salt. The empirical formula is C 35 H 35 CINNaO 3 S, and its molecular weight is 608.17. The structural formula is: Montelukast sodium USP is a hygroscopic, optically active, white or almost white powder. Montelukast sodium USP is freely soluble in water and methylene chloride, freely soluble to very soluble in alcohol. Each 10 mg film-coated montelukast sodium tablet USP contains 10.4 mg montelukast sodium USP, which is equivalent to 10 mg of montelukast, and the following inactive ingredients: croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, mannitol and microcrystalline cellulose. The tablets are coated with opadry yellow which contains carnauba wax, hydroxypropyl cellulose, hypromellose, red iron oxide, titanium dioxide and yellow iron oxide. montelukaststructure

The active ingredient in gabapentin tablets, USP is gabapentin, which has the chemical name 1-(aminomethyl)cyclohexaneacetic acid. The molecular formula of gabapentin is C 9 H 17 NO 2 and the molecular weight is 171.24. The structural formula of gabapentin is: Gabapentin USP is a white to off-white crystalline solid with a pK a1 of 3.7 and a pK a2 of 10.7. It is freely soluble in water and both basic and acidic aqueous solutions. The log of the partition coefficient (n-octanol/0.05M phosphate buffer) at pH 7.4 is –1.25. Each film-coated gabapentin tablet contains 600 mg or 800 mg of gabapentin USP and the following inactive ingredients: copovidone , corn starch, crospovidone, hydroxypropyl cellulose, magnesium stearate, microcrystalline cellulose, and talc. Chemical Structure

The active ingredient in pantoprazole sodium delayed-release tablets, USP, a PPI, is a substituted benzimidazole, 5-(Difluoromethoxy)-2-[[(3,4-dimethoxy-2-pyridyl)methyl]sulfinyl]benzimidazole, sodium salt, sesquihydrate, a compound that inhibits gastric acid secretion. Its empirical formula is C 16 H 14 F 2 N 3 NaO 4 S . 1.5 H 2 O, with a molecular weight of 432.4. The structural formula is: Pantoprazole sodium sesquihydrate, USP is a white to off-white powder. Pantoprazole sodium sesquihydrate, USP is freely soluble in water, in methanol, in dehydrated alcohol, practically insoluble in hexane and dichloromethane. The stability of the compound in aqueous solution is pH-dependent. The rate of degradation increases with decreasing pH. At ambient temperature, the degradation half-life is approximately 2.8 hours at pH 5 and approximately 220 hours at pH 7.8. Pantoprazole Sodium is supplied as a delayed-release tablet, available in two strengths (20 mg and 40 mg). Each Pantoprazole Sodium Delayed-Release Tablet, USP contains 45.11 mg or 22.55 mg of pantoprazole sodium sesquihydrate, USP (equivalent to 40 mg or 20 mg pantoprazole, respectively) with the following inactive ingredients: calcium stearate, carnauba wax, ferric oxide yellow, hydroxy propyl cellulose, hypromellose, lactose monohydrate, methacrylic acid copolymer, polysorbate 80, propylene glycol, sodium carbonate anhydrous, sodium lauryl sulfate, titanium dioxide and triethyl citrate. The tablets are imprinted with opacode black containing ammonium hydroxide, iron oxide black, propylene glycol and shellac. Pantoprazole Sodium Delayed-Release Tablets, (40 mg and 20 mg) complies with USP dissolution test 2. pantoprazoledrtabletsstrcture

Sertraline contains sertraline hydrochloride, an SSRI. Sertraline hydrochloride has a molecular weight of 342.7 and has the following chemical name: (1S-cis)-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-naphthalenamine hydrochloride. The empirical formula C 17 H 17 NCl 2 •HCl is represented by the following structural formula: Sertraline hydrochloride is a white crystalline powder that is slightly soluble in water and isopropyl alcohol, and sparingly soluble in ethanol. Sertraline tablets, USP for oral administration are supplied as scored tablets containing 55.9 mg and 111.9 mg sertraline hydrochloride equivalent to 50 mg and 100 mg of sertraline and the following inactive ingredients: dibasic calcium phosphate dihydrate, hydroxypropyl cellulose, microcrystalline cellulose, magnesium stearate, opadry light blue (hypromellose 3cP, hypromellose 6cP, titanium dioxide, Macrogol/Peg 400, FD&C Blue #2/Indigo Carmine Aluminum Lake and polysorbate 80 for 50 mg tablet), opadry yellow (hypromellose 3cP, hypromellose 6cP, titanium dioxide, Macrogol/Peg 400, polysorbate 80, Iron Oxide Yellow, Iron Oxide Red for 100 mg tablet) and sodium starch glycolate. Structure

Carvedilol is a nonselective β-adrenergic blocking agent with α 1 -blocking activity. It is (±)-1-(Carbazol-4-yloxy)-3-[[2-(o-methoxyphenoxy)ethyl]amino]-2-propanol. Carvedilol is a racemic mixture with the following structure: Carvedilol, USP is a white to almost white crystalline powder with a molecular weight of 406.5 and a molecular formula of C 24 H 26 N 2 O 4 . It is freely soluble in dimethylsulfoxide; soluble in methylene chloride and methanol; sparingly soluble in 95% ethanol and isopropanol; slightly soluble in ethyl ether; and practically insoluble in water, gastric fluid (simulated, TS, pH 1.1), and intestinal fluid (simulated, TS without pancreatin, pH 7.5). Each carvedilol tablet, USP intended for oral administration contains 3.125 mg or 6.25 mg or 12.5 mg or 25 mg of carvedilol. In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, crospovidone, hypromellose, lactose monohydrate, magnesium stearate, polyethylene glycol, povidone, talc and titanium dioxide. The product meets USP Dissolution Test 3. structured formula for carvedilol

The active ingredient in esomeprazole magnesium delayed-release capsules for oral administration is bis(5-methoxy-2-[(S)-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1 H -benzimidazole-1-yl) magnesium trihydrate. Esomeprazole is the S-isomer of omeprazole, which is a mixture of the S- and R- isomers. (Initial U.S. approval of esomeprazole magnesium: 2001). Its molecular formula is (C 17 H 18 N 3 O 3 S) 2 Mg x 3H 2 O with molecular weight of 767.17 as a trihydrate and 713.1 on an anhydrous basis. The structural formula is: Figure 1 The magnesium salt is a white to slightly colored powder. It contains 3 moles of water of solvation and is slightly soluble in methanol, insoluble in water and in n-Heptane. The stability of esomeprazole magnesium is a function of pH; it rapidly degrades in acidic media, but it has acceptable stability under alkaline conditions. At pH 6.8 (buffer), the half-life of the magnesium salt is about 19 hours at 25°C and about 8 hours at 37°C. Esomeprazole magnesium delayed-release capsules are supplied in delayed-release capsules. Each delayed-release capsule contains 20 mg, or 40 mg of esomeprazole (equivalent as 22.25 mg, or 44.50 mg esomeprazole magnesium trihydrate) in the form of enteric-coated granules with the following inactive ingredients: hydroxypropyl cellulose, hypromellose 2910, magnesium stearate, methacrylic acid and ethyl acrylate copolymer dispersion, mono-and di-glycerides, polysorbate 80, sugar spheres, talc and triethyl citrate. The capsule shells have the following inactive ingredients: gelatin, sodium lauryl sulfate and titanium dioxide. The imprinting ink also contains ferric oxide black shellac, strong ammonium solution, potassium hydroxide and propylene glycol. Image

Celecoxib is a nonsteroidal anti-inflammatory drug, available as capsules containing 50 mg, 100 mg, 200 mg and 400 mg celecoxib for oral administration. The chemical name is 4-[5-(4-methylphenyl)- 3-(trifluoromethyl)-1H-pyrazol-1-yl] benzenesulfonamide and is a diaryl-substituted pyrazole. The molecular weight is 381.38. Its molecular formula is C 17 H 14 F 3 N 3 O 2 S, and it has the following chemical structure: Celecoxib is a white to off-white powder with a pKa of 11.1 (sulfonamide moiety). Celecoxib is hydrophobic (log P is 3.5) and is practically insoluble in aqueous media at physiological pH range. The inactive ingredients in celecoxib capsules include: croscarmellose sodium, edible inks, gelatin, lactose monohydrate, magnesium stearate, povidone and sodium lauryl sulfate. structure

Fluoxetine capsules, USP are a selective serotonin reuptake inhibitor for oral administration. It is designated (±)-N-methyl-3-phenyl-3-[(α,α,α-trifluoro- p -tolyl)oxy]propylamine hydrochloride and has the molecular formula of C 17 H 18 F 3 NO•HCl. Its molecular weight is 345.79. The structural formula is: Fluoxetine hydrochloride is a white to off-white crystalline solid with a solubility of 14 mg/mL in water. Each capsule contains fluoxetine hydrochloride equivalent to 10 mg (32.3 μmol), 20 mg (64.7 μmol), or 40 mg (129.3 μmol) of fluoxetine. The capsules also contain the following inactive ingredients: FD&C Blue #1, gelatin, pregelatinized starch (maize), sodium lauryl sulphate, titanium dioxide and yellow iron oxide. In addition 40 mg also contains FD&C Yellow #6. The capsules are printed with edible ink containing black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. Chemical Structure

Clopidogrel tablets USP is a thienopyridine class inhibitor of P2Y 12 ADP platelet receptors. Chemically it is methyl (+)-(S)-α-(2-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)acetate sulfate (1:1). The molecular formula of clopidogrel bisulfate USP is C 16 H 16 Cl NO 2 S•H 2 SO 4 and its molecular weight is 419.9. The structural formula is as follows: Clopidogrel bisulfate USP is a white to off-white powder. It is freely soluble in methanol and practically insoluble in ether. It has a specific optical rotation of between +53° and + 58°. Clopidogrel for oral administration is provided as pink, round, biconvex, film-coated tablets containing 97.875 mg of clopidogrel bisulfate which is the molar equivalent to 75 mg of clopidogrel base . Each tablet contains colloidal silicon dioxide, crospovidone, hydroxy propyl cellulose, lactose monohydrate, microcrystalline cellulose and sodium stearyl fumarate as inactive ingredients. The film-coating contains hypromellose 2910, iron oxide red, polyethylene glycol, talc and titanium dioxide.

Clopidogrel tablets USP is a thienopyridine class inhibitor of P2Y 12 ADP platelet receptors. Chemically it is methyl (+)-(S)-α-(2-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4H)acetate sulfate (1:1). The molecular formula of clopidogrel bisulfate USP is C 16 H 16 Cl NO 2 S•H 2 SO 4 and its molecular weight is 419.9. The structural formula is as follows: Clopidogrel bisulfate USP is a white to off-white powder. It is freely soluble in methanol and practically insoluble in ether. It has a specific optical rotation of between +53° and + 58°. Clopidogrel for oral administration is provided as white, film coated, round, biconvex tablets debossed with “R” on one side and “196” on other side. Each tablet contains 97.875 mg of clopidogrel bisulfate which is the molar equivalent to 75 mg of clopidogrel base. Each tablet contains colloidal silicon dioxide, croscarmellose sodium, magnesium stearate, mannitol and microcrystalline cellulose as inactive ingredients. The film coating contains hypromellose 2910-5cP, polyethylene glycol 400 and titanium dioxide.

Rosuvastatin is a 3-hydroxy-3-methylglutaryl coenzyme A (HMG CoA)-reductase inhibitor. The chemical name for rosuvastatin calcium is bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2- [methyl(methylsulfonyl)amino] pyrimidin-5-yl](3R,5S)-3,5-dihydroxyhept-6-enoic acid] calcium salt with the following structural formula: The empirical formula for rosuvastatin calcium is (C 22 H 27 FN 3 O 6 S) 2 Ca and the molecular weight is 1001.14. Rosuvastatin calcium is a off -white to light yellow coloured powder that is soluble in N,N-Dimethyl formamide, acetone and acetonitrile and insoluble in water. Rosuvastatin calcium is a hydrophilic compound with a partition coefficient (octanol/water) of 0.13 at pH of 7.0. Rosuvastatin tablets for oral use contain rosuvastatin 5 mg, 10 mg, 20 mg, or 40 mg (equivalent to 5.2 mg, 10.4 mg, 20.8 mg, and 41.6 mg rosuvastatin calcium) and the following inactive ingredients: Each tablet contains: crospovidone, magnesium oxide, microcrystalline cellulose, lactose monohydrate, magnesium stearate, hypromellose, triacetin, iron oxide red, iron oxide yellow (5 mg), and titanium dioxide. Meets USP Dissolution Test 2. rosuva-structure

Rosuvastatin calcium, USP is a 3-hydroxy-3-methylglutaryl coenzyme A (HMG CoA)-reductase inhibitor. The chemical name for rosuvastatin calcium is bis [(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2­ [methyl (methylsulfonyl) amino] pyrimidin-5-yl] (3R, 5S)-3, 5-dihydroxyhept-6-enoic acid] calcium salt with the following structural formula: The molecular formula for rosuvastatin calcium, USP is (C 22 H 27 FN 3 O 6 S) 2 Ca and the molecular weight is 1,001.14. Rosuvastatin calcium is a white amorphous powder that is sparingly soluble in water and methanol, and slightly soluble in ethanol. Rosuvastatin calcium is a hydrophilic compound with a partition coefficient (octanol/water) of 0.13 at pH of 7.0. Rosuvastatin tablets, USP for oral use contain rosuvastatin 5 mg, 10 mg, 20 mg, or 40 mg (equivalent to 5.2 mg, 10.4 mg, 20.8 mg, and 41.6 mg rosuvastatin calcium) and the following inactive ingredients: crospovidone, hypromellose, lactose monohydrate, magnesium stearate, mannitol, meglumine, microcrystalline cellulose, pregelatinized starch, titanium dioxide and triacetin. Additionally, 10 mg, 20 mg and 40 mg tablets contain FD&C red No. 40/allura red AC aluminum lake, FD&C blue No. 2/indigo carmine aluminum lake and FD&C yellow No.6/sunset yellow FCF aluminum lake. Meets USP Dissolution Test 2. rosuvastatin-tabs-structure

Sildenafil, phosphodiesterase-5 (PDE-5) inhibitor, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type-5 (PDE-5). Sildenafil is also marketed as VIAGRA ® for erectile dysfunction. Sildenafil citrate is designated chemically as 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1 H -pyrazolo [4,3- d ] pyrimidin-5-yl)-4-ethoxyphenyl] sulfonyl]-4-methylpiperazine citrate and has the following structural formula: Sildenafil citrate, USP is a white to off-white crystalline powder with a solubility of 3.5 mg/mL in water and a molecular weight of 666.7. Sildenafil Tablets: Sildenafil tablets, USP is formulated as white, film-coated, circular, biconvex tablets for oral administration. Each tablet contains sildenafil citrate USP equivalent to 20 mg of sildenafil. In addition to the active ingredient, sildenafil citrate USP, each tablet contains the following inactive ingredients: anhydrous dibasic calcium phosphate, colloidal silicon dioxide, croscarmellose sodium, magnesium stearate, microcrystalline cellulose, polyethylene glycol, titanium dioxide, polyvinyl alcohol and talc. structure

Sildenafil tablets, USP, an oral therapy for erectile dysfunction, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5). Sildenafil citrate USP is designated chemically as 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1 H -pyrazolo[4,3- d ]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate and has the following structural formula: Sildenafil citrate USP is a white to off-white crystalline powder with a solubility of 3.5 mg/mL in water and a molecular weight of 666.7. Sildenafil tablets, USP are formulated as green, oval-shaped, beveled edge, biconvex, film-coated tablets equivalent to 100 mg of sildenafil for oral administration. In addition to the active ingredient, sildenafil citrate, each tablet contains the following inactive ingredients: microcrystalline cellulose, anhydrous dibasic calcium phosphate, croscarmellose sodium, magnesium stearate, colloidal silicon dioxide, polyvinyl alcohol, talc, polyethylene glycol, titanium dioxide, FD & C Blue #1/brilliant blue FCF aluminum lake, D & C yellow # 10 aluminum lake. FDA approved dissolution test specifications differ from USP. str

Meloxicam is a nonsteroidal anti-inflammatory drug (NSAID). Each yellow meloxicam tablet contains 7.5 mg or 15 mg meloxicam for oral administration. Meloxicam is chemically designated as 4-hydroxy-2-methyl- N -(5-methyl-2-thiazolyl)-2 H -1,2-benzothiazine-3-carboxamide-1,1-dioxide. The molecular weight is 351.4. Its empirical formula is C 14 H 13 N 3 O 4 S 2 and it has the following structural formula. Meloxicam, USP is a pale yellow powder, practically insoluble in water, slightly soluble in acetone, soluble in dimethylformamide, very slightly soluble in ethanol (96 %) and in methanol. Meloxicam has an apparent partition coefficient (log P) app = 0.1 in n -octanol/buffer pH 7.4. Meloxicam has pKa values of 1.1 and 4.2. Each meloxicam tablet, USP intended for oral administration contains 7.5 mg or 15 mg of meloxicam. In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, crospovidone, lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone and sodium citrate dihydrate. structured product formula for meloxicam

Citalopram tablets, USP contains citalopram, a selective serotonin reuptake inhibitor (SSRI). Citalopram hydrobromide is a racemic bicyclic phthalane structure and is designated (±)-1-(3-dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile hydrobromide with the following structural formula: The molecular formula is C 20 H 22 BrFN 2 O and its molecular weight is 405.35. Citalopram hydrobromide USP occurs as a fine, white to off-white powder. Citalopram hydrobromide is sparingly soluble in water and soluble in ethanol. Citalopram tablets, USP are for oral administration and are available as film-coated round and capsule shaped tablets. The strengths reflect citalopram base equivalent content. The 10 mg, 20 mg, and 40 mg strength tablets contain 12.49 mg, 24.98 mg, and 49.96 mg of citalopram hydrobromide, respectively. The 20 mg and 40 mg tablets are scored. Inactive ingredients: copovidone, corn starch, croscarmellose sodium, lactose monohydrate, magnesium stearate, hypromellose, microcrystalline cellulose, polyethylene glycol, and titanium dioxide. Iron oxides are used as coloring agents in the peach (10 mg) and light pink (20 mg) tablets. Chemical Structure

Donepezil hydrochloride USP is a reversible inhibitor of the enzyme acetylcholinesterase, known chemically as 2, 3-Dihydro-5, 6-dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1 H -inden-1-one hydrochloride. Donepezil hydrochloride USP is commonly referred to in the pharmacological literature as E2020. It has an empirical formula of C 24 H 29 NO 3 HCl and a molecular weight of 415.96. Donepezil hydrochloride USP is a white to off white crystalline powder and is soluble in water, methanol and chloroform and sparingly soluble in acetic acid. Donepezil hydrochloride USP is available for oral administration in film-coated tablets containing 5 and 10 mg of donepezil hydrochloride USP. Inactive ingredients in 5 mg and 10 mg tablets are corn starch, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate and microcrystalline cellulose. The film coating contains hypromellose, polyethylene glycol, talc and titanium dioxide. Additionally, the 10 mg tablet contains yellow iron oxide as a coloring agent. Meets Organic Impurities Test Procedure 2 donepezilchemicalstructure

Duloxetine hydrochloride USP is a selective serotonin and norepinephrine reuptake inhibitor (SNRI) for oral administration. Its chemical designation is (+)-( S )- N -methyl-γ-(1-naphthyloxy)-2-thiophenepropylamine hydrochloride. The molecular formula is C 18 H 19 NOS•HCl, which corresponds to a molecular weight of 333.88. The structural formula is: Duloxetine hydrochloride USP is a white to brownish-white solid, which is slightly soluble in water. Each capsule contains enteric-coated pellets of 20 mg, 30 mg, 40 mg or 60 mg of duloxetine (equivalent to 22.4 mg, 33.7 mg, 44.9 mg or 67.3 mg of duloxetine hydrochloride USP respectively). These enteric-coated pellets are designed to prevent degradation of the drug in the acidic environment of the stomach. Inactive ingredients include sugar spheres, hypromellose, sucrose, talc, methacrylic acid copolymer dispersion, and triethyl citrate. The capsule shell contains gelatin, FD&C Red No. 3 (40 mg), FD&C Blue No. 1 (40 mg), FD&C Blue No. 2 (20 mg, 30 mg, 60 mg), titanium dioxide, and sodium lauryl sulfate. For 20 mg, 30 mg, 40 mg (body & cap) and 60 mg (body only) strengths, imprinting black ink contains shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, potassium hydroxide and purified water. For 60 mg (cap only) strength, imprinting white ink contains shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, purified water, potassium hydroxide, and titanium dioxide. USP Assay & Organic Impurities test pending. structure

Duloxetine delayed-release capsules, USP are a selective serotonin and norepinephrine reuptake inhibitor (SNRI) for oral administration. Its chemical designation is (+)-( S )- N -methyl-γ-(1-naphthyloxy)-2-thiophenepropylamine hydrochloride. The empirical formula is C 18 H 19 NOS∙HCl, which corresponds to a molecular weight of 333.88. The structural formula is: Duloxetine hydrochloride is a white to slightly brownish white solid, which is slightly soluble in water. Each capsule contains enteric-coated pellets of 20, 30, 40 or 60 mg of duloxetine (equivalent to 22.4, 33.7, 44.9 or 67.3 mg of duloxetine hydrochloride, respectively). These enteric-coated pellets are designed to prevent degradation of the drug in the acidic environment of the stomach. Inactive ingredients include ammonium hydroxide, black iron oxide, hypromellose, methacrylic acid copolymer dispersion (methacrylic acid-ethyl acrylate copolymer, polysorbate 80, sodium lauryl sulfate), potassium hydroxide, propylene glycol, shellac, sucrose, sugar spheres (maize starch, sucrose), talc, titanium dioxide, triethylcitrate, and hard gelatin capsules (gelatin, titanium dioxide). The 20 mg hard gelatin capsule colorant is yellow iron oxide. The 30 mg hard gelatin capsule colorants are FD&C Blue No. 1, FD&C Yellow No. 6, and FD&C Yellow No. 10. The 40 mg hard gelatin capsule colorants are FD&C Blue No. 2, red iron oxide, and yellow iron oxide. The 60 mg hard gelatin capsule colorants are FD&C Blue No. 1, FD&C Yellow No. 6, FD&C Yellow No.10, and yellow iron oxide. Chemical Structure

Abiraterone acetate, the active ingredient of abiraterone acetate tablets USP is the acetyl ester of abiraterone. Abiraterone is an inhibitor of CYP17 (17α-hydroxylase/C17,20-lyase). Each abiraterone acetate tablet USP contains 250 mg or 500 mg of abiraterone acetate. Abiraterone is designated chemically as 17-(Pyridin-3-yl)androsta-5,16-dien-3β-yl acetate and its structure is: Abiraterone acetate is a white to off-white, non-hygroscopic, crystalline powder. Its molecular formula is C 26 H 33 NO 2 and it has a molecular weight of 391.55. Abiraterone acetate is a lipophilic compound with an octanol-water partition coefficient of 3.57 (Log P) and Freely soluble in methylene chloride, in tetrahydrofuran, and in toluene, soluble in methanol, in ethanol, in ethyl acetate, in isobutyl methyl ketone, in N,N-dimethyl formamide and in acetone, sparingly soluble in acetonitrile and in dimethyl sulfoxide, slightly soluble in hexane, very slightly soluble in 0.1N hydrochloride and practically insoluble in water. The pKa value of abiraterone Acetate is 3.06. Abiraterone acetate tablets USP are available in 500 mg film-coated tablets and 250 mg uncoated tablets with the following inactive ingredients: • 500 mg film-coated tablets: colloidal silicon dioxide, croscarmellose sodium, hydroxypropyl methylcellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose and sodium lauryl sulfate. The film-coating contains iron oxide black, iron oxide red, polyethylene glycol, polyvinyl alcohol, talc, and titanium dioxide. • 250 mg uncoated tablets: colloidal silicon dioxide, croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, and sodium lauryl sulfate. 250 mg uncoated tablets : FDA approved dissolution test specifications differ from USP. 500 mg film-coated tablets : Meets USP dissolution test 3. abiraterone-structure

Adalimumab-adbm is a tumor necrosis factor blocker. Adalimumab-adbm is a recombinant human IgG1 monoclonal antibody produced by recombinant DNA technology in a mammalian cell (Chinese Hamster Ovary (CHO)) expression system and is purified by a process that includes specific viral inactivation and removal steps. It consists of 1330 amino acids and has a molecular weight of approximately 148 kilodaltons. Adalimumab-adbm injection is supplied as a sterile, preservative-free solution of adalimumab-adbm for subcutaneous administration. The drug product is supplied as either a single-dose, prefilled pen (Adalimumab-adbm Pen) or as a single-dose, 1 mL prefilled glass syringe. Enclosed within the pen is a single-dose, 1 mL prefilled glass syringe. The solution of Adalimumab-adbm is clear to slightly opalescent and colorless to slightly yellow, with a pH of about 5.5. Each 40 mg/0.4 mL prefilled syringe or prefilled pen delivers 0.4 mL (40 mg) of drug product. Each 0.4 mL of Adalimumab-adbm contains adalimumab-adbm (40 mg), glacial acetic acid (0.03 mg), polysorbate 80 (0.2 mg), sodium acetate trihydrate (0.47 mg), trehalose dihydrate (30.3 mg), and Water for Injection, USP. Each 40 mg/0.8 mL prefilled syringe or prefilled pen delivers 0.8 mL (40 mg) of drug product. Each 0.8 mL of Adalimumab-adbm contains adalimumab-adbm (40 mg), glacial acetic acid (0.13 mg), polysorbate 80 (0.8 mg), sodium acetate trihydrate (2.4 mg), trehalose dihydrate (65.0 mg), and Water for Injection, USP. Each 20 mg/0.4 mL prefilled syringe delivers 0.4 mL (20 mg) of drug product. Each 0.4 mL of Adalimumab-adbm contains adalimumab-adbm (20 mg), glacial acetic acid (0.06 mg), polysorbate 80 (0.4 mg), sodium acetate trihydrate (1.21 mg), trehalose dihydrate (32.5 mg), and Water for Injection, USP. Each 10 mg/0.2 mL prefilled syringe delivers 0.2 mL (10 mg) of drug product. Each 0.2 mL of Adalimumab-adbm contains adalimumab-adbm (10 mg), glacial acetic acid (0.03 mg), polysorbate 80 (0.2 mg), sodium acetate trihydrate (0.61 mg), trehalose dihydrate (16.3 mg), and Water for Injection, USP.

Adalimumab-ryvk is a tumor necrosis factor blocker. Adalimumab-ryvk is a recombinant human IgG1 monoclonal antibody with human derived heavy and light chain variable regions and human IgG1:k constant regions. Adalimumab-ryvk is produced by recombinant DNA technology in a mammalian cell (Chinese Hamster Ovary (CHO)) expression system and is purified by a process that includes specific viral inactivation and removal steps. It consists of 1330 amino acids and has a molecular weight of approximately 148 kilodaltons. Adalimumab-ryvk injection is supplied as a sterile, preservative-free solution for subcutaneous administration. The drug product is supplied as either a single-dose, prefilled Adalimumab-ryvk autoinjector or as a single-dose, 1 mL prefilled glass syringe. Enclosed within the autoinjector is a single-dose, 1 mL prefilled glass syringe. The solution of Adalimumab-ryvk is clear and colorless, with a pH of 5.0-5.6. Each 80 mg/0.8 mL prefilled syringe or prefilled autoinjector delivers 0.8 mL (80 mg) of drug product. Each 0.8 mL of Adalimumab-ryvk contains adalimumab-ryvk (80 mg), polysorbate 80 (0.80 mg), sodium chloride (0.47 mg), sucrose (69.83 mg), and Water for Injection, USP. Sodium hydroxide and hydrochloric acid are added as necessary to adjust pH. Each 40 mg/0.4 mL prefilled syringe or prefilled autoinjector delivers 0.4 mL (40 mg) of drug product. Each 0.4 mL of Adalimumab-ryvk contains adalimumab-ryvk (40 mg), polysorbate 80 (0.40 mg), sodium chloride (0.23 mg), sucrose (34.9 mg), and Water for Injection, USP. Sodium hydroxide and hydrochloric acid are added as necessary to adjust pH. Each 20 mg/0.2 mL prefilled syringe delivers 0.2 mL (20 mg) of drug product. Each 0.2 mL of Adalimumab-ryvk contains adalimumab-ryvk (20 mg), polysorbate 80 (0.20 mg), sodium chloride (0.12 mg), sucrose (17.46 mg), and Water for Injection, USP. Sodium hydroxide and hydrochloric acid are added as necessary to adjust pH.

Ambrisentan is an endothelin receptor antagonist. The chemical name of ambrisentan is (+)-(2 S )-2-[(4, 6-dimethylpyrimidin-2-yl)oxy]-3-methoxy-3,3-diphenylpropanoic acid. It has a molecular formula of C 22 H 22 N 2 O 4 and a molecular weight of 378.42. It contains a single chiral center determined to be the ( S ) configuration and has the following structural formula: Figure 1 Ambrisentan Structural Formula Ambrisentan is a white to light yellow crystalline powder. It is a carboxylic acid with a pKa of 4.0. It is freely soluble in tetrahydrofuran, sparingly soluble in ethyl acetate, slightly soluble in ethanol, practically insoluble in n-hexane, water and in aqueous solutions at low pH. Solubility increases in aqueous solutions at higher pH. In the solid state ambrisentan is very stable, is not hygroscopic, and is not light sensitive. Ambrisentan tablets are available as 5 mg and 10 mg film-coated tablets for once daily oral administration and contain the following inactive ingredients: croscarmellose sodium, lactose monohydrate, lecithin, magnesium stearate, microcrystalline cellulose, partially hydrolyzed polyvinyl alcohol, polyethylene glycol, povidone, talc and titanium dioxide. Additionally, 5 mg tablet contains: FD&C red#40 aluminum lake. image

Aripiprazole is an atypical antipsychotic drug that is available as aripiprazole tablets, USP. Aripiprazole USP is 7-[4-[4-(2,3-dichlorophenyl)-1- piperazinyl]butoxy]-3,4-dihydrocarbostyril. The empirical formula is C 23 H 27 Cl 2 N 3 O 2 and its molecular weight is 448.38. The chemical structure is: Aripiprazole tablets, USP are available in 2 mg, 5 mg, 10 mg, and 15 mg strengths. Inactive ingredients include lactose monohydrate, magnesium stearate, microcrystalline cellulose, corn starch, hydroxypropyl cellulose and low-substituted hydroxypropyl cellulose. The 5 mg tablet also contains ferric oxide yellow. The 10 mg tablet, and 15 mg tablet also contains ferric oxide red. Aripiprazole tablets meets USP Dissolution Test 2. Structure

Bupropion hydrochloride, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1 propanone hydrochloride. The molecular weight is 276.21. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white and soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride extended-release tablet USP (XL) is supplied for oral administration as 150 mg and 300 mg, off-white to pale yellow extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: ammonium hydroxide, colloidal silicon dioxide, dibutyl sebacate, ethylcellulose, glyceryl behenate, hydrophobic colloidal silica, hydroxypropyl cellulose, iron oxide black, L-cysteine hydrochloride monohydrate, methacrylic acid copolymer dispersion, polyvinyl alcohol, povidone, propylene glycol, shellac and triethyl citrate. The tablets are printed with edible black ink. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. The Drug Product Meets USP Dissolution Test 20. Image

Capecitabine, USP is a nucleoside metabolic inhibitor. The chemical name for capecitabine , USP is 5’-deoxy-5-fluoro-N-[(pentyloxy) carbonyl]-cytidine and has a molecular weight of 359.35. Capecitabine, USP has the following structural formula: Capecitabine, USP is a white to off-white crystalline powder. Freely soluble in methanol, soluble in acetonitrile and in ethanol. Sparingly soluble in water. Capecitabine tablets, USP are supplied as biconvex, oblong film-coated tablets for oral administration. Each light peach-colored tablet contains 150 mg capecitabine and each peach-colored tablet contains 500 mg capecitabine. The inactive ingredients in capecitabine tablets, USP include: anhydrous lactose, croscarmellose sodium, hydroxypropyl methylcellulose, microcrystalline cellulose, magnesium stearate and purified water. The peach or light peach film coating contains hydroxypropyl methylcellulose, talc, titanium dioxide, and synthetic yellow and red iron oxides.

Dimethyl fumarate delayed-release capsules, USP contain dimethyl fumarate which is also known by its chemical name, dimethyl (E) butenedioate, (C 6 H 8 O 4 ). It has the following structure: Dimethyl fumarate, USP is a white to off-white crystalline powder that is soluble in methanol and slightly soluble in water with a molecular mass of 144.13. Dimethyl fumarate is provided as hard gelatin delayed-release capsules for oral administration, containing 240 mg of dimethyl fumarate, USP consisting of the following inactive ingredients: calcium silicate, colloidal silicon dioxide, croscarmellose sodium, gelatin, magnesium stearate, methacrylic acid and ethyl acrylate copolymer, methacrylic acid and methyl methacrylate copolymer, poloxamer, polysorbate 80, silicified microcrystalline cellulose, sodium bicarbonate, sodium lauryl sulfate, talc, titanium dioxide and triethyl citrate. The imprinting ink contains the following inactive ingredients: black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. dimethylstruct

Emtricitabine and tenofovir disoproxil fumarate tablets are fixed-dose combination tablets containing emtricitabine (FTC) and tenofovir disoproxil fumarate (TDF). FTC is a synthetic nucleoside analog of cytidine. TDF is converted in vivo to tenofovir, an acyclic nucleoside phosphonate (nucleotide) analog of adenosine 5'-monophosphate. Both FTC and tenofovir exhibit inhibitory activity against HIV-1 reverse transcriptase. Emtricitabine: The chemical name of FTC is 5-fluoro-1-(2 R ,5 S )-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine. FTC is the (-) enantiomer of a thio analog of cytidine, which differs from other cytidine analogs in that it has a fluorine in the 5-position. It has a molecular formula of C 8 H 10 FN 3 O 3 S and a molecular weight of 247.24. It has the following structural formula: FTC is a white to off-white powder with a solubility of approximately 112 mg/mL in water at 25°C. The partition coefficient (log p) for emtricitabine is -0.43 and the pKa is 2.65. Tenofovir Disoproxil Fumarate: TDF is a fumaric acid salt of the bis-isopropoxycarbonyloxymethyl ester derivative of tenofovir. The chemical name of tenofovir DF is 9-[( R )-2 [[bis[[(isopropoxycarbonyl)oxy]-methoxy]phosphinyl]methoxy]propyl]adenine fumarate (1:1). It has a molecular formula of C 19 H 30 N 5 O 10 P • C 4 H 4 O 4 and a molecular weight of 635.52. It has the following structural formula: Tenofovir disoproxil fumarate is a white to off-white, crystalline powder with a solubility of 13.4 mg/mL in water at 25°C. The partition coefficient (log p) for tenofovir disoproxil is 1.25 and the pKa is 3.75. All dosages are expressed in terms of TDF except where otherwise noted. Emtricitabine and tenofovir disoproxil fumarate tablets are for oral administration. Each film-coated tablet contains 200 mg of FTC and 300 mg of TDF (which is equivalent to 245 mg of tenofovir disoproxil), as active ingredients. The tablets also include the following inactive ingredients: croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose, and pregelatinized starch (gluten free). The tablets are coated with Opadry II White 32K18425, which contains hypromellose 15cP, lactose monohydrate, titanium dioxide, and triacetin. Chemical Structure-1 Chemical Structure-2

Escitalopram tablets contain escitalopram, a selective serotonin reuptake inhibitor (SSRI), present as escitalopram oxalate salt. Escitalopram is the pure S-enantiomer (single isomer) of the racemic bicyclic phthalane derivative citalopram. Escitalopram oxalate is designated S-(+)-1-[3-(dimethyl-amino)propyl]-1-( p -fluorophenyl)-5-phthalancarbonitrile oxalate with the following structural formula: The molecular formula is C 20 H 21 FN 2 O • C 2 H 2 O 4 and the molecular weight is 414.40. Escitalopram oxalate, USP occurs as a fine, white to slightly-yellow powder and is freely soluble in methanol and dimethyl sulfoxide (DMSO), soluble in isotonic saline solution, sparingly soluble in water and ethanol, slightly soluble in ethyl acetate, and insoluble in heptane. Escitalopram tablets, USP are white to off-white, round, biconvex, film-coated tablets containing 6.38 mg, 12.75 mg and 25.55 mg escitalopram oxalate in strengths equivalent to 5 mg, 10 mg, and 20 mg, respectively, of escitalopram base. The 10 and 20 mg tablets are scored. The tablets also contain the following inactive ingredients: cellulose microcrystalline, colloidal silicon dioxide, croscarmellose sodium, magnesium stearate, povidone and talc. The film coating contains hypromellose, polyethylene glycol 400 and titanium dioxide. Meets USP Dissolution Test 2. 1

Ezetimibe is a dietary cholesterol absorption inhibitor. The chemical name of ezetimibe is 1-(4-fluorophenyl)-3(R)-[3-(4-fluorophenyl)-3(S)-hydroxypropyl]-4(S)-(4-hydroxyphenyl)-2-azetidinone. The molecular formula is C 24 H 21 F 2 NO 3 . Its molecular weight is 409.4 and its structural formula is: Ezetimibe, USP is a white to an off-white crystalline powder. It is freely soluble in methanol and acetone, soluble in ethanol and practically insoluble in water. Ezetimibe has a melting point of about 163°C and is stable at ambient temperature. Each ezetimibe tablet, USP available for oral administration contains 10 mg of ezetimibe. In addition, each tablet contains the following inactive ingredients: crospovidone, lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, pregelatinized starch (botanical source: maize), sodium lauryl sulfate and sodium stearyl fumarate. Ezetimibe Tablets, 10 mg

Fenofibrate tablets USP, are a peroxisome proliferator-activated receptor (PPAR) alpha agonist available as tablets for oral administration. Each tablet contains 145 mg of fenofibrate. The chemical name for fenofibrate is 2-[4-(4-chlorobenzoyl) phenoxy]-2-methyl-propanoic acid, 1-methylethyl ester with the following structural formula: The molecular formula is C 20 H 21 O 4 Cl and the molecular weight is 360.83; fenofibrate is insoluble in water. The melting point is 79 to 82°C. Fenofibrate USP is white or almost white, crystalline powder which is stable under ordinary conditions. Inactive Ingredients Each tablet contains crospovidone, hypromellose, magnesium stearate, microcrystalline cellulose, poloxamer, polyethylene glycol, silicified microcrystalline cellulose, sodium lauryl sulfate, sucrose and titanium dioxide. Chemical Structure

Finasteride, a synthetic 4-azasteroid compound, is a specific inhibitor of steroid Type II 5α-reductase, an intracellular enzyme that converts the androgen testosterone into 5α-dihydrotestosterone (DHT). Finasteride is 4-azaandrost-1-ene-17-carboxamide, N-(1,1-dimethylethyl)-3-oxo-,(5α,17β)-. The molecular formula of finasteride is C 23 H 36 N 2 O 2 and its molecular weight is 372.55. Its structural formula is: Finasteride USP is a white crystalline powder with a melting point near 250°C. It is freely soluble in chloroform and in lower alcohol solvents, but is practically insoluble in water. Finasteride tablets, USP for oral administration are film-coated tablets that contain 5 mg of finasteride and the following inactive ingredients: lactose monohydrate, microcrystalline cellulose, sodium starch glycolate, pregelatinised starch (maize), docusate sodium, magnesium stearate, hypromellose, hydroxypropyl cellulose, titanium dioxide, talc, iron oxide yellow, and FD&C Blue #2 aluminum lake. chemical structure

Fingolimod is a sphingosine 1-phosphate receptor modulator. Chemically, fingolimod is 2-amino-2-[2-(4-octylphenyl)ethyl]propan-1,3-diol hydrochloride. Its structure is shown below: Fingolimod hydrochloride is a white to off white powder that is freely soluble in ethanol, soluble in water and practically insoluble in n-Hexane. It has a molecular weight of 343.93 g/mol. Fingolimod capsules are provided as 0.5 mg hard gelatin capsules for oral use. Each capsule contains 0.56 mg of fingolimod hydrochloride, equivalent to 0.5 mg of fingolimod. Each fingolimod capsule 0.5 mg contains the following inactive ingredients: colloidal silicon dioxide, gelatin, iron oxide yellow, magnesium stearate, microcrystalline cellulose, titanium dioxide. Contains no ingredient made from a gluten-containing grain (wheat, barley, or rye). The components of black ink used in fingolimod capsules, 0.5 mg are Shellac, Black iron oxide and Potassium hydroxide. Fingolimod chemical structure

Hydroxychloroquine sulfate tablet, USP is an antimalarial and antirheumatic drug, chemically described as 2-[[4-[(7-Chloro-4-quinolyl) amino]pentyl] ethylamino] ethanol sulfate (1:1) with the molecular formula C18H26ClN3O•H2SO4. The molecular weight of hydroxychloroquine sulfate is 433.95. Its structural formula is: Hydroxychloroquine sulfate is a white or practically white, crystalline powder, freely soluble in water; practically insoluble in alcohol, chloroform, and in ether. Each hydroxychloroquine sulfate tablet intended for oral administration contains 200 mg of hydroxychloroquine sulfate, USP equivalent to 155 mg base. In addition, each tablet contains the following inactive ingredients: dibasic calcium phosphate dihydrate, magnesium stearate, pregelatinized starch, polyethylene glycol, polyvinyl alcohol, starch, talc and titanium dioxide. Image

Imatinib is a small molecule kinase inhibitor. Imatinib mesylate film-coated tablets are supplied as 100 mg and 400 mg tablets for oral administration. Each 100 mg tablet contains 119.5 mg of imatinib mesylate equivalent to 100 mg of imatinib free base. Each 400 mg tablet contains 478 mg of imatinib mesylate equivalent to 400 mg of imatinib free base. Imatinib mesylate is designated chemically as 4-[(4-Methyl-­1-piperazinyl)methyl]-N-[4-methyl-3-[[4-(3-pyridinyl)-2-pyrimidinyl]amino]-phenyl]benzamide methanesulfonate and its structural formula is: Imatinib mesylate is a white to pale yellow color powder. Its molecular formula is C 29 H 31 N 7 O • CH 4 SO 3 and its molecular weight is 589.7 g/mol. Imatinib mesylate is freely soluble in dimethyl sulphoxide, soluble in water and sparingly soluble in methanol. Inactive Ingredients: colloidal silicon dioxide, crospovidone, hypromellose, iron oxide red, iron oxide yellow, magnesium stearate, microcrystalline cellulose, polyethylene glycol, and talc. Chemical Structure

Lamotrigine, an AED of the phenyltriazine class, is chemically unrelated to existing AEDs. Lamotrigine's chemical name is 3,5-diamino-6-(2,3-dichlorophenyl)- as -triazine, its molecular formula is C 9 H 7 N 5 Cl 2 , and its molecular weight is 256.09. Lamotrigine, USP is a white to pale cream-colored powder and has a pK a of 5.7. Lamotrigine is very slightly soluble in water (0.17 mg/mL at 25°C) and slightly soluble in 0.1 M HCl (4.1 mg/mL at 25°C). The structural formula is: Each lamotrigine tablet, USP intended for oral administration contains 25 mg or 100 mg or 150 mg or 200 mg of lamotrigine. In addition, each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone and sodium starch glycolate. Lamotrigine tablets, USP comply with USP Dissolution Test 3. Structured formula for Lamotrigine

The active ingredient in lansoprazole delayed-release capsules, USP is lansoprazole, a substituted benzimidazole, 2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridyl]-methyl] sulfinyl] benzimidazole, a compound that inhibits gastric acid secretion. Its empirical formula is C 16 H 14 F 3 N 3 O 2 S with a molecular weight of 369.36. Lansoprazole has the following structure: Lansoprazole, USP is a white to brownish-white powder which melts with decomposition at approximately 166°C. Lansoprazole is freely soluble in dimethylformamide and practically insoluble in water. The rate of degradation of the compound in aqueous solution increases with decreasing pH. Lansoprazole is supplied in delayed-release capsules for oral administration. Lansoprazole delayed-release capsules, USP are available in two dosage strengths: 15 mg and 30 mg of lansoprazole delayed-release capsules, USP per capsule. Each delayed-release capsule contains enteric-coated granules consisting of 15 mg or 30 mg of lansoprazole (active ingredient) and the following inactive ingredients: colloidal silicon dioxide, corn starch, hydroxypropyl cellulose, low substituted hydroxypropyl cellulose, magnesium carbonate, methacrylic acid copolymer dispersion, polysorbate 80, sucrose, sugar spheres (contains sucrose and starch (maize)), talc, titanium dioxide and triethyl citrate. The hard gelatin capsule shell consists of gelatin, FD&C Blue No. 1, D&C Red No. 28, FD&C Red No. 40 and titanium dioxide. In addition 15 mg capsule contains FD&C Green No. 3. The imprinting ink contains polysorbate 80, propylene glycol, shellac and titanium dioxide. lansoprazolestructure

Levetiracetam is an antiepileptic drug available as 250 mg (blue), 500 mg (yellow), 750 mg (orange), and 1000 mg (white) tablets for oral administration. The chemical name of levetiracetam, a single enantiomer, is (-)-(S)-α-ethyl-2-oxo-1-pyrrolidine acetamide, its molecular formula is C 8 H 14 N 2 O 2 and its molecular weight is 170.21. Levetiracetam is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula: Levetiracetam USP is a white to off-white crystalline powder with a faint odor and a bitter taste. It is very soluble in water (1040 mg/mL). It is freely soluble in chloroform (653 mg/mL) and in methanol (536 mg/mL), soluble in ethanol (165 mg/mL), sparingly soluble in acetonitrile (57 mg/mL) and practically insoluble in n-hexane. (Solubility limits are expressed as mg/mL solvent.) Levetiracetam tablets, USP contain the labeled amount of levetiracetam USP. Inactive ingredients: corn starch, croscarmellose sodium, colloidal silicon dioxide, magnesium stearate, povidone, talc and additional agents listed below: 250 mg tablets: opadry II blue (FD&C blue #2/indigo carmine aluminum lake, polyvinyl alcohol, polyethylene glycol 3350, titanium dioxide, talc) 500 mg tablets: opadry II yellow (iron oxide yellow, polyvinyl alcohol, polyethylene glycol 3350, titanium dioxide, talc) 750 mg tablets: opadry II orange (FD&C yellow # 6/sunset yellow FCF aluminum lake, iron oxide red, polyvinyl alcohol, polyethylene glycol 3350, titanium dioxide, talc) 1000 mg tablets: opadry II white (polyvinyl alcohol, polyethylene glycol 3350, titanium dioxide, talc) USP Dissolution test is 4. levetiracetamstruct

Metformin hydrochloride extended-release tablets, USP contain the antihyperglycemic agent metformin, which is a biguanide, in the form of monohydrochloride. The chemical name of metformin hydrochloride is N,N -dimethylimidodicarbonimidic diamide hydrochloride . The structural formula is as shown below: Metformin hydrochloride, USP is a white to off-white crystalline compound with a molecular formula of C 4 H 11 N 5 .HCl and a molecular weight of 165.62. Metformin hydrochloride is freely soluble in water, slightly soluble in ethanol, practically insoluble in acetone and in methylene chloride. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.35. Metformin hydrochloride extended-release tablets, USP contains 500 mg or 750 mg of metformin hydrochloride, which is equivalent to 389.93 mg, 584.90 mg metformin base, respectively. Metformin hydrochloride extended-release tablets USP, 500 mg tablets contain the inactive ingredients hypromellose, magnesium stearate, and polyvinyl pyrrolidone Metformin hydrochloride extended-release tablets USP, 750 mg tablets contain the inactive ingredients hypromellose, magnesium stearate, and polyvinyl pyrrolidone Meets USP Dissolution Test 10 metfor-structure